feat: job configuration enhancements: added description and metadata fields and refactored hive source partition filtering

changes in Job Configuration model:
- added description field for all DQ entities (where it was previously missed).
- added metadata fields for all DQ entitities to allow definition of custom parameters related to specific entity.
- added possibility to filter hive source partitions using SQL expression. Expression can only contain reference to a partition column, literals and sql functions.
- refactored encryption configuration naming.
changes in results saving and targets processing:
- added application and job configuration API versions info to job state.
- added jobState type of result to Result Targets.
- added SQL scripts to support migration to a new tables structure that includes both description and metadata columns.
- added scripts for DB migration to change job_state table structure.
test updates:
- refactored tests in accordance with new changes.
- added tests for SQL expression parser used to validate partition filter expressions.
refactored semantic-release process:
- added script to fix heading levels in changelog file during release.
- changed release configuration to fix to run script above at the prepare stage after changelog was updated.
- updated semantic-release script that changes application versions in related documents.
other minor fixes.
documentation update to reflect aforementioned changes.

Raiffeisen-DGTL / checkita-data-quality